Raşit Turan

E-mail

turanr@metu.edu.tr

Department

Department of Physics

ORCID

0000-0002-2612-8972

Scopus Author ID

8307543400

Web of Science Researcher ID

ABB-4627-2020

Screen printed Ag-doped nickel metallization for industrial n-TOPCon silicon solar cells Unsur, Veysel; Arslan, Melisa Korkmaz; Alloji, Esma; Akgayev, Berkeli; Tokgoz, Halil; Turan, Raşit; Akbayrak, Serdar (2025-08-01) This study introduces an innovative Ag-doped Ni metallization technique for TOPCon silicon solar cells, offering a cost-effective alternative to traditional silver-based contacts. Employing nickel paste doped with only 4 %...
Proposal of dual-gate oxide layered with HfO2: Comparative results with SiO2-RadFET Yilmaz, Ercan; Ristić, Goran; Turan, Raşit; Yilmaz, Ozan; Gurer, Umutcan; Danković, Danijel; Budak, Erhan; Marjanović, Miloš; Veljković, Sandra; Mutale, Alex; Kahraman, Aysegul (2025-07-01) The aim of this study is to develop pMOS dosimeters that can exhibit high performance at high radiation doses compared to traditional SiO2-based RadFETs, for which a dual-gate oxide-layered sensor is proposed. The sensor c...
On the investigation of current transport mechanisms (CTMs) of the crystalline Si solar cells utilizing current/voltage (I–V) characteristics in temperature range of 110-380 K Büyükbaş-Uluşan, A.; Turan, Raşit; ALTINDAL, ŞEMSETTİN (2025-07-01) In this study, crystalline-silicon (Si) solar cells (SCs) were manufactured and their possible current transport/conduction mechanisms (CTMs) were investigated in depth using current–voltage–temperature (I–V–T) measurement...
Waterbased electrically conductive adhesive for PERC-type shingled solar cells Kayacı, Hüseyin Utkucan; Ozdemir, Gurcan Utku; Karahalli, Meryem Ezgi; Aksoy, Ahmet Hamdi; Guler, Serdar; Doğanay, Doğa; COŞKUN, ŞAHİN; ÖZDEN, TALAT; Aygün, Simge Çınar; Turan, Raşit; Ünalan, Hüsnü Emrah (2025-06-15) This study explores the development of innovative, environmentally friendly water-based electrically conductive adhesives (ECAs) designed specifically for interconnecting shingled passivated emitter rear cell (PERC) solar ...
Suppression of the shunting-type potential induced degradation (PID-s) through ion exchange on soda lime silicate glasses Durusoy, Beyza; Kaya, Nahide Özben; Okan, Osman Burak; Budakoğlu, Refika; Akınoğlu, Bülent Gültekin; Turan, Raşit (2025-05-01) This study investigates the potential of chemically strengthened soda-lime-silicate (SLS) glass to mitigate Potential Induced Degradation (PID-s) caused by the shunting mechanism in photovoltaic (PV) modules, a key factor ...
Interface properties study of black silicon solar cells with front surface a-Si:H/c-Si heterojunction Gudovskikh, A.S.; Baranov, A.I.; Uvarov, A.V.; Vyacheslavova, E.A.; Maksimova, A.A.; Salimi, A.; Kirilenko, D.A.; AYDIN, ORHAN; Turan, Raşit; Nasser, H. (2025-01-27) The exceptionally low reflectance of black silicon (Si) across a broad wavelength range makes it an intriguing surface texture for solar cell applications. Si heterojunction (SHJ) solar cells fabricated on black Si formed ...
Local p + Poly-Si Passivating Contacts Realized by Direct FlexTrail Printing of Boron Ink and Selective Alkaline Etching for High Efficiency TOPCon Based Solar Cells Uygun, Berkay; Kluska, Sven; Polzin, Jana-Isabelle; Schube, Jörg; Jahn, Mike; Krieg, Katrin; Turan, Raşit; Nasser, Hisham (2025-01-01) In this work, we demonstrate the formation of local boron-doped, SiOₓ/p + poly-Si structures using wet chemical etching by direct printing of boron-ink. FlexTrail printing uses a very hollow (orders of μm for diameter) gla...
Nanosecond IR Laser-Assisted Selective 3D Etching of Silicon for Photovoltaics Akhtaryarazar, Darya; Kadan, Viktor; Dadashi, Khalil; Demirbas, Kardelen; Bek, Alpan; Borra, Mona Zolfaghari; Arıkan, Bülent; GOODARZİ, ARİAN; Turan, Raşit; Pavlov, Ihor (2025-01-01) Selective etching of laser-modified silicon (Si) enables 3D micro-sculpturing, offering new opportunities for photovoltaic (PV) applications. This technique facilitates high-aspect-ratio microstructures for light trapping ...
A PV Module with Embedded Humidity Sensors to Detect Moisture Ingress Elbeheiry, Nabila; Turan, Raşit; Balog, Robert S. (2025-01-01) Moisture ingress in photovoltaic (PV) modules reduces power output, accelerates material degradation, and poses safety risks, including electric shock, arcing, and fire hazards, by exposing high-voltage components. PV modu...
Hydrogen thermal activation of defects enabling firing stable Poly-Si based passivating contacts for TOPCon solar cells Uygun, Berkay; Altiner, Gokhan; Hande Ciftpinar, E.; Mert Kaplan, Y.; Huseyin Canar, H.; Turan, Raşit; Nasser, Hisham (2024-09-01) Passivating contacts based on poly-Si/SiOx also referred to as TOPCon (tunnel oxide passivated contacts) have substantially improved the performance of crystalline silicon (c-Si) solar cells. Hydrogenation in TOPCon has th...

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